don t touch the keyboard... l m french ok, xcuse my english, but you have to remove the batterie (disconnect before), take out the down cover, here is the trap, 2 screw, press the pads and Hop ! replace by 2gb ram(2048mb), i by a HP mini 110-3053, 250gb+1024mb, and replace by 2048mb. computer recognize 2gb of memory ram. But i really not do the difference.